#include    <stdio.h>

    main( int ac, char *av[] )
    {
        int i;

        printf("Number of args: %d, Args are:\n", ac);
        for(i=0;i<ac;i++)
            printf("args[%d] %s\n", i, av[i]);

        fprintf(stderr,"This message is sent to stderr.\n");
    }
